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布鲁内因A - C,来自褐丝膜菌的β-咔啉生物碱。

Brunneins A-C, beta-carboline alkaloids from Cortinarius brunneus.

作者信息

Teichert Axel, Schmidt Jürgen, Porzel Andrea, Arnold Norbert, Wessjohann Ludger

机构信息

Department of Bioorganic Chemistry, Leibniz Institute of Plant Biochemistry, Weinberg 3, D-06120 Halle/Saale, Germany.

出版信息

J Nat Prod. 2007 Sep;70(9):1529-31. doi: 10.1021/np070259w. Epub 2007 Sep 14.

Abstract

Four beta-carboline alkaloids, brunneins A-C (1-3) and 3-(7-hydroxy-9H-beta-carboline-1-yl)propanoic acid (4), were isolated from fruiting bodies of the agaricoid fungus Cortinarius brunneus. The structures of 1-3 were determined by analysis of NMR and MS data, and the structure of compound 4 was determined by comparison with published data. Brunnein A (1) exhibited very low cholinesterase inhibitory effects and no cytotoxicity.

摘要

从伞菌状真菌褐丝膜菌的子实体中分离出四种β-咔啉生物碱,即褐丝膜菌素A-C(1-3)和3-(7-羟基-9H-β-咔啉-1-基)丙酸(4)。通过核磁共振(NMR)和质谱(MS)数据分析确定了1-3的结构,化合物4的结构则通过与已发表数据进行比较得以确定。褐丝膜菌素A(1)表现出极低的胆碱酯酶抑制作用且无细胞毒性。

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